Home / 11,613,804.31-17,420,734.16-3,526,840.76

Finding the Fourth Proportional to 11,613,804.31, 17,420,734.16 and 3,526,840.76

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Solution

The fourth proportional to 11,613,804.31, 17,420,734.16 and 3,526,840.76 is: 5,290,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613,804.31 : 17,420,734.16 = 3,526,840.76 : x
  2. Step 2: Convert to fraction form
    11,613,804.31/17,420,734.16 = 3,526,840.76/x
  3. Step 3: Cross multiply
    11,613,804.31x = 17,420,734.16 × 3,526,840.76
  4. Step 4: Simplify right side
    11,613,804.31x = 61,440,155,286,978.16
  5. Step 5: Solve for x
    x = 61,440,155,286,978.16/11,613,804.31
  6. Step 6: Final answer
    x = 5,290,269.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.